Details on causes of DTC P0171 and troubleshooting steps. Common fixes
include cleaning the MAF sensor and repairing for vacuum leaks.
Feb 11, 2014 ... Scotty Kilmer, mechanic for the last 46 years, shows how you can fix a car that
hesitates when accelerating. If your check engine light is on, and ...
Apr 6, 2016 ... P0171 code definition System Too Lean (Bank 1) What the P0171 code means
The P0171 code means that, on the first ...
Possible Causes and Repair Information for P0171 code. Learn what does
P0171 means? P0171 System Too Lean Bank 1.
A Ford P0171 is a LEAN code for cylinder bank 1, and P0174 is a LEAN code for
cylinder bank 2. These codes commonly occur on many Ford vehicles, and are ...
Jan 4, 2013 ... P0171 and P0174 I know this is long, but if you've had these codes, please read
the entire post as it will explain EXACTLY what and why which ...
Check engine light help for code P0171 including code description, possible
causes and diagnostic aids.
P0171. Technical Description: The engine is running lean on bank 1, meaning
the air to fuel ratio is biased towards air. What P0171 really means: Over time ...
In fact, a scan tool reading of the long term fuel trim can lead to a quick fix of a
P0171 or P0174 code. Fuel trims are settings which control the amount of fuel ...
Contents. [hide]. 1 16555/P0171/000369 - Fuel Trim; Bank 1: System Too Lean.
1.1 Possible Causes; 1.2 Possible Solutions; 1.3 Special Notes ...